diff --git a/requirements.txt b/requirements.txt
index 16237c7484..957c2be686 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -162,7 +162,7 @@ webdriver_manager==4.0.1
 
 # Security and audit
 mistune==3.0.2
-protobuf==3.20.3
+protobuf==5.28.3
 mako==1.3.3
 paramiko==3.4.0 # not directly required, fixes Blowfish deprecation warning
 certifi>=2023.7.22 # not directly required, pinned by Snyk to avoid a vulnerability